gtk/src/tree_model.hpp

   1 #ifndef __TREE_MODEL_HPP__
   2 #define __TREE_MODEL_HPP__
   3
   4 #include <vector>
   5 #include <gtkmm/drawingarea.h>
   6 #include <cairomm/context.h>
   7 #include <libglademm.h>
   8
   9 #include "core/alignment.hpp"
  10 #include "core/word.hpp"
  11 #include "edge.hpp"
  12 #include "vertex.hpp"
  13
  14 class TreeModel : public Gtk::DrawingArea
  15 {
  16 public:
  17         TreeModel(GtkDrawingArea *cobject, Glib::RefPtr<Gnome::Glade::Xml> &glade);
  18         virtual ~TreeModel(void);
  19         void add_alignment(Alignment &alignment);
  20 protected:
  21         virtual bool on_expose_event(GdkEventExpose *event);
  22         virtual bool on_button_press_event(GdkEventButton *event);
  23 private:
  24         void _add_source(void);
  25         void _add_target(void);
  26         void _add_word(const Word &word, bool source);
  27         void _add_edges(void);
  28         void _invalidate_window(void);
  29         void _invalidate_vertex(Vertex *v);
  30         void _invalidate_rect(gint x, gint y, gint width, gint height);
  31         template <typename T>
  32         bool _button_press_event_cb(std::vector<T> &obj, gdouble x, gdouble y);
  33         gint _c2d_x(gdouble x) const;
  34         gint _c2d_y(gdouble y) const;
  35         gdouble _d2c_x(gint x) const;
  36         gdouble _d2c_x(gdouble x) const;
  37         gdouble _d2c_y(gint y) const;
  38         gdouble _d2c_y(gdouble y) const;
  39
  40         // Layout details
  41         const gdouble _SENTENCE_SPACING;
  42         gdouble _BEARING;
  43         const gdouble _WORD_SPACING;
  44         gdouble _xc;
  45         gdouble _yc;
  46
  47         Cairo::RefPtr<Cairo::Context> _cr;
  48         Alignment *_alignment;
  49         std::vector<Vertex *> _source;
  50         std::vector<Vertex *> _target;
  51         std::vector<Edge *> _edges;
  52         Vertex *_selected;
  53 };
  54
  55 inline gint TreeModel::_c2d_x(gdouble x) const
  56 {
  57         return gint(x + _xc);
  58 }
  59
  60 inline gint TreeModel::_c2d_y(gdouble y) const
  61 {
  62         return gint(y + _yc);
  63 }
  64
  65 inline gdouble TreeModel::_d2c_x(gint x) const
  66 {
  67         return x - _xc;
  68 }
  69
  70 inline gdouble TreeModel::_d2c_x(gdouble x) const
  71 {
  72         return x - _xc;
  73 }
  74
  75 inline gdouble TreeModel::_d2c_y(gint y) const
  76 {
  77         return y - _yc;
  78 }
  79
  80 inline gdouble TreeModel::_d2c_y(gdouble y) const
  81 {
  82         return y - _yc;
  83 }
  84
  85 #endif